org.freehep.graphicsio.font
Class FontTable

java.lang.Object
  |
  +--org.freehep.graphicsio.font.FontTable

Direct Known Subclasses:

PDFFontTable, PSFontTable

public abstract class FontTable

extends Object

A table to remember which fonts were used while writing a document.

Version:

$Id: FontTable.java,v 1.1 2002/07/30 19:11:24 duns Exp $

Author:

Simon Fischer

Nested Class Summary

protected class

FontTable.Entry

Constructor Summary

FontTable()

Method Summary

abstract String	createFontReference(Font f) Creates a unique reference to address this font.
abstract void	firstRequest(FontTable.Entry e) Called whenever a specific font is used for the first time.
String	fontReference(Font font) Returns a name for this font that can be used in the document.
Collection	getEntries() Returns a Collection view of all fonts.
abstract CharTable	getLatinTable() Returns a default CharTable to be used for normal text (not Symbol or Dingbats).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FontTable

public FontTable()

Method Detail

getLatinTable

public abstract CharTable getLatinTable()

Returns a default CharTable to be used for normal text (not Symbol or Dingbats).

firstRequest

public abstract void firstRequest(FontTable.Entry e)
                           throws IOException

Called whenever a specific font is used for the first time. Subclasses may use this method to include the font instantly. This method may change the value of the reference by calling e.setReference(String) e.g. if it wants to substitute the font by a standard font that can be addressed under a name different from the generated one.

IOException

createFontReference

public abstract String createFontReference(Font f)

Creates a unique reference to address this font.

fontReference

public String fontReference(Font font)

Returns a name for this font that can be used in the document. A new name is generated if the font was not used yet. For different fontsizes the same name is returned.

getEntries

public Collection getEntries()

Returns a Collection view of all fonts. The elements of the collection are Entries.